<template>
  <div class="header-container">
    <div class="wrapper">
      <!--logo-->
      <div class="left-wrapper v-link selected">
        <img style="width:50px" width="50" height="50" src="~assets/images/logo.png">
        <span class="text">尚医通预约挂号统一平台</span>
      </div>
      <!--搜索框-->
      <div class="search-wrapper">
        <div class="hospital-search animation-show">
          <el-autocomplete class="search-input small" prefix-icon="el-icon-search"
                           v-model="state" :fetch-suggestions="querySearchAsync" placeholder="点击输入医院名称"
                           @select="handleSelect">
            <span slot="suffix" class="search-btn v-link highlight clickable selected">搜索</span>
          </el-autocomplete>
        </div>
      </div>
      <!--右侧-->
      <div class="right-wrapper">
        <span v-if="name == ''" class="v-link clickable" @click="showLogin()" id="loginDialog">登录/注册</span>
        <el-dropdown v-if="name != ''" @command="loginMenu">
              <span class="el-dropdown-link">
                {{ name }}<i class="el-icon-arrow-down el-icon--right"></i>
              </span>
          <el-dropdown-menu class="user-name-wrapper" slot="dropdown">
            <el-dropdown-item command="/user">实名认证</el-dropdown-item>
            <el-dropdown-item command="/order">挂号订单</el-dropdown-item>
            <el-dropdown-item command="/patient">就诊人管理</el-dropdown-item>
            <el-dropdown-item command="/logout" divided>退出登录</el-dropdown-item>
          </el-dropdown-menu>
        </el-dropdown>
    </div>
    </div>
    <!-- 登录弹出层 -->
    <el-dialog :visible.sync="dialogUserFormVisible" style="text-align: left;" top="50px" :append-to-body="true" width="960px" @close="closeDialog()">
      <div class="container">
        <!-- 手机登录 #start -->
        <div class="operate-view" v-if="dialogAtrr.showLoginType === 'phone'">
          <div class="wrapper" style="width: 100%">
            <div class="mobile-wrapper" style="position: static;width: 70%">
              <span class="title">{{ dialogAtrr.labelTips }}</span>
              <el-form>
                <el-form-item>
                  <el-input v-model="dialogAtrr.inputValue" :placeholder="dialogAtrr.placeholder" :maxlength="dialogAtrr.maxlength" class="input v-input" >
                    <span slot="suffix" class="sendText v-link" v-if="dialogAtrr.second > 0">
                      {{dialogAtrr.second}}s
                    </span>
                    <span slot="suffix" class="sendText v-link highlight clickable selected" v-if="dialogAtrr.second == 0" @click="getCodeFun()">
                      重新发送
                    </span>
                  </el-input>
                </el-form-item>
              </el-form>
              <div class="send-button v-button" @click="btnClick()">{{ dialogAtrr.loginBtn }}</div>
            </div>
            <div class="bottom">
              <div class="wechat-wrapper" @click="weixinLogin()">
                <span class="iconfont icon"></span></div>
              <span class="third-text"> 第三方账号登录 </span></div>
          </div>
        </div>
        <!-- 手机登录 #end -->

        <!-- 微信登录 #start -->
        <div class="operate-view" v-if="dialogAtrr.showLoginType === 'weixin'">
          <div class="wrapper wechat" style="height: 400px">
            <div>
              <div id="weixinLogin"></div>
            </div>
            <div class="bottom wechat" style="margin-top: -80px;">
              <div class="phone-container">
                <div class="phone-wrapper" @click="phoneLogin()"><span
                  class="iconfont icon"></span></div>
                <span class="third-text"> 手机短信验证码登录 </span></div>
            </div>
          </div>
        </div>
        <!-- 微信登录 #end -->

        <div class="info-wrapper">
          <div class="code-wrapper">
            <div><img src="//img.114yygh.com/static/web/code_login_wechat.png" class="code-img">
              <div class="code-text"><span class="iconfont icon"></span>微信扫一扫关注
              </div>
              <div class="code-text"> “快速预约挂号”</div>
            </div>
            <div class="wechat-code-wrapper">
              <img src="//img.114yygh.com/static/web/code_app.png" class="code-img">
              <div class="code-text"> 扫一扫下载</div>
              <div class="code-text"> “预约挂号”APP</div>
            </div>
          </div>
          <div class="slogan">
            <div>尚医通官方指定平台</div>
            <div>快速挂号 安全放心</div>
          </div>
        </div>
      </div>
    </el-dialog>
    <div></div>
  </div>
</template>
<script>
import hospApi from "@/api/hosp";
import cookie from 'js-cookie'
import Vue from 'vue'
import userInfoApi from '@/api/userInfo'
import weixinApi from "@/api/weixin";
import orderInfo from "@/api/orderInfo";
const defaultDialogAtrr = {
  showLoginType: 'phone', // 控制手机登录与微信登录切换
  labelTips: '手机号码', // 输入框提示
  inputValue: '', // 输入框绑定对象
  placeholder: '请输入您的手机号', // 输入框placeholder
  maxlength: 11, // 输入框长度控制
  loginBtn: '获取验证码', // 登录按钮或获取验证码按钮文本
  sending: true,      // 是否可以发送验证码
  second: -1,        // 倒计时间  second>0 : 显示倒计时 second=0 ：重新发送 second=-1 ：什么都不显示
  clearSmsTime: null  // 倒计时定时任务引用 关闭登录层清除定时任务
}
export default {
  name: 'myheader',
  data() {
    return {
      state: null,
      searchObj: {},
      userInfo: {
        phone: '',
        code: '',
        openid: ''
      },
      dialogUserFormVisible: false,
      // 弹出层相关属性
      dialogAtrr:defaultDialogAtrr,
      name: '' // 用户登录显示的名称
    }
  },
  methods: {
    //在输入框输入值，弹出下拉框，显示相关内容
    querySearchAsync(queryString, cb) {
      this.state = queryString
      this.searchObj = []
      if (queryString === '') return
      hospApi.getByHospName(queryString).then(response => {
        for (let i = 0, len = response.data.length; i < len; i++) {
          response.data[i].value = response.data[i].hosname
        }
        cb(response.data)
      }).catch(error => {this.$message.error('获取下拉列表失败，请与IT管理员联系');})
    },

    //在下拉框选择某一个内容，执行下面方法，跳转到详情页面中
    handleSelect(item) {
      window.location.href = '/hospital/' + item.hoscode
    },

    // 绑定登录或获取验证码按钮
    btnClick() {
      // 判断是获取验证码还是登录
      if(this.dialogAtrr.loginBtn == '获取验证码') {
        this.userInfo.phone = this.dialogAtrr.inputValue
        // 获取验证码
        this.getCodeFun()
      } else {
        // 登录
        this.login()
      }
    },
    // 绑定登录，点击显示登录层
    showLogin() {
      this.dialogUserFormVisible = true
      // 初始化登录层相关参数
      this.dialogAtrr = { ...defaultDialogAtrr }
    },

    // 登录
    login() {
      this.userInfo.code = this.dialogAtrr.inputValue
      if(this.dialogAtrr.loginBtn == '正在提交...') {
        this.$message.error('重复提交')
        return;
      }
      if (this.userInfo.code == '') {
        this.$message.error('验证码必须输入')
        return;
      }
      if (this.userInfo.code.length != 6) {
        this.$message.error('验证码格式不正确')
        return;
      }
      this.dialogAtrr.loginBtn = '正在提交...'
      userInfoApi.login(this.userInfo).then(response => {
        // 登录成功 设置cookie
        this.setCookies(response.data.name, response.data.token)
      }).catch(e => {
        if (e.message == '手机号已被其他用户使用'){
          this.$confirm('该手机号已存在绑定微信，确定重新绑定？','提示',{
            confirmButtonText:'确定',
            cancelButtonText: '再想想',
            type: 'info'
          }).then(() =>{ //promise
            //点击确认。远程调用
             userInfoApi.rebinding(this.userInfo).then(res =>{
               this.setCookies(res.data.name, res.data.token)
              this.$message.success("重新绑定成功");
            }).catch(error=>{this.$message.info('重新绑定失败')})
          }).catch(()=>{
            userInfoApi.deleteUserFile(this.userInfo)
            window.location.reload()
          })
        }
        this.dialogAtrr.loginBtn = '马上登录'
      })
    },

    setCookies(name, token) {
      cookie.set('token', token, { domain: 'localhost' })
      cookie.set('name', name, { domain: 'localhost' })
      window.location.reload()
    },

    // 获取验证码
    getCodeFun() {
      if (!(/^1[34578]\d{9}$/.test(this.userInfo.phone))) {
        this.$message.error('手机号码不正确')
        return;
      }
      // 初始化验证码相关属性
      this.dialogAtrr.inputValue = ''
      this.dialogAtrr.placeholder = '请输入验证码'
      this.dialogAtrr.maxlength = 6
      this.dialogAtrr.loginBtn = '马上登录'
      // 控制重复发送
      if (!this.dialogAtrr.sending) return;

      // 发送短信验证码
      this.timeDown();
      this.dialogAtrr.sending = false;
      userInfoApi.sendCode(this.userInfo.phone).then(response => {
        this.timeDown();
      }).catch(e => {
        this.$message.error('发送失败，重新发送')
        // 发送失败，回到重新获取验证码界面
        this.showLogin()
      })
    },

    // 倒计时
    timeDown() {
      if(this.clearSmsTime) {
        clearInterval(this.clearSmsTime);
      }
      this.dialogAtrr.second = 60;

      this.dialogAtrr.labelTips = '验证码已发送至' + this.userInfo.phone
      this.clearSmsTime = setInterval(() => {
        --this.dialogAtrr.second;
        if (this.dialogAtrr.second < 1) {
          clearInterval(this.clearSmsTime);
          this.dialogAtrr.sending = true;
          this.dialogAtrr.second = 0;
        }
      }, 1000);
    },

    // 关闭登录层
    closeDialog() {
      if(this.clearSmsTime) {
        clearInterval(this.clearSmsTime);
      }
    },

    showInfo() {
      let token = cookie.get('token')
      if (token) {
        this.name = cookie.get('name')
      }
    },

    loginMenu(command) {
      if('/logout' == command) {
        cookie.set('name', '', {domain: 'localhost'})
        cookie.set('token', '', {domain: 'localhost'})

        //跳转页面
        window.location.href = '/'
      } else {
        window.location.href = command
      }
    },
    weixinLogin() {
      this.dialogAtrr.showLoginType = 'weixin'
      //初始化微信相关的参数
      weixinApi.getLoginParam().then(result =>{
        var obj = new WxLogin({
          self_redirect:true,
          id: 'weixinLogin', // 需要显示的容器id
          appid: result.data.appid, // 公众号appid wx*******
          scope: result.data.scope, // 网页默认即可
          redirect_uri: result.data.response_type, // 授权成功后回调的url
          state: result.data.state, // 可设置为简单的随机数加session用来校验
          style: 'black', // 提供"black"、"white"可选。二维码的样式
          href: '' // 外部css文件url，需要https
        })
      })
    },
    phoneLogin() {
      this.dialogAtrr.showLoginType = 'phone'
      this.showLogin()
    },
    //微信回调方法
    loginCallback(name, token, openid,newUser) {
      // 打开手机登录层，绑定手机号，改逻辑与手机登录一致
      if(newUser ==="1") {
        this.setCookies(name, token)
      } else if(openid != ''){
        this.userInfo.openid = openid
        this.showLogin()
      }else {
        this.setCookies(name, token)
      }
    },
  },
  created() {
    this.showInfo();
  },
  mounted() {
    //注册全局登录事件
    window.loginEvent = new Vue()
    //注册登录事件
    loginEvent.$on('loginDialogEvent',function () {
        document.getElementById('loginDialog').click();
    })
    //触发事件，显示登录层，

    //初始化微信js
    const script = document.createElement('script')
    script.type = 'text/javascript'
    script.src = 'https://res.wx.qq.com/connect/zh_CN/htmledition/js/wxLogin.js'
    document.body.appendChild(script)

    // 微信登录回调处理
    let self = this;
    window["loginCallback"] = (name,token, openid,newUser) => {
      self.loginCallback(name, token, openid,newUser);
    }
  }
}
</script>
